ID 402156 - Selecting an option which has been filtered by QListWidget in a custom script is causing Mari to crash

Problem summary

Selecting an option which has been filtered by QListWidget in a custom script is causing Mari to crash

Customer reported version

4.5v1

Customer reported platform

Steps to reproduce

1) Load the provided custom scripts 

2) Open Mari and go to the newly added menu>Import Object 

3) Under the Resources filter tab, type "A"and select the first option in the list 

4) Press OK 

result: Mari crashes 

Expected behaviour
Mari should not crash when using QLineEdit widget

Actual behaviour
Mari crashes

Workaround
Finding the desired option from the list manually is overcoming the issue

Reproduced by support
This bug has been reproduced in:

4.5v2 - Windows 10 - CentOS7

4.0v1 - Windows 10 - CentOS7

Earliest version tested

4.0v1 - This issue no longer appears in this version and has regressed